[INFO] cloning repository https://github.com/dayang/leetcode-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dayang/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3871a38d4f6951664c216e4c43bcaec88938fc41
[INFO] testing dayang/leetcode-rs against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Fleetcode-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dayang/leetcode-rs on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dayang/leetcode-rs
[INFO] finished tweaking git repo https://github.com/dayang/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/dayang/leetcode-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dayang/leetcode-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda86d5ebef707276ecf5cdb276b2f003e93905b98ce3c1866956ae3d74d3f90
[INFO] running `Command { std: "docker" "start" "-a" "cda86d5ebef707276ecf5cdb276b2f003e93905b98ce3c1866956ae3d74d3f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda86d5ebef707276ecf5cdb276b2f003e93905b98ce3c1866956ae3d74d3f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda86d5ebef707276ecf5cdb276b2f003e93905b98ce3c1866956ae3d74d3f90", kill_on_drop: false }`
[INFO] [stdout] cda86d5ebef707276ecf5cdb276b2f003e93905b98ce3c1866956ae3d74d3f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c23cdf4fa4f93b419cfbf4f35aa75209b7a71e3858eee796568c7cf914e5239e
[INFO] running `Command { std: "docker" "start" "-a" "c23cdf4fa4f93b419cfbf4f35aa75209b7a71e3858eee796568c7cf914e5239e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iii)
[INFO] [stderr]    Compiling minimum-cost-tree-from-leaf-values v0.1.0 (/opt/rustwide/workdir/minimum-cost-tree-from-leaf-values)
[INFO] [stderr]    Compiling binary-search-tree-iterator v0.1.0 (/opt/rustwide/workdir/binary-search-tree-iterator)
[INFO] [stderr]    Compiling baseball-game v0.1.0 (/opt/rustwide/workdir/baseball-game)
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/reverse-integer)
[INFO] [stderr]    Compiling min-cost-climbing-stairs v0.1.0 (/opt/rustwide/workdir/min-cost-climbing-stairs)
[INFO] [stderr]    Compiling palindromic-substrings v0.1.0 (/opt/rustwide/workdir/palindromic-substrings)
[INFO] [stderr]    Compiling rotate-matrix-lcci v0.1.0 (/opt/rustwide/workdir/rotate-matrix-lcci)
[INFO] [stderr]    Compiling triangle v0.1.0 (/opt/rustwide/workdir/triangle)
[INFO] [stderr]    Compiling airplane-seat-assignment-probability v0.1.0 (/opt/rustwide/workdir/airplane-seat-assignment-probability)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iv v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iv)
[INFO] [stderr]    Compiling next-greater-element-ii v0.1.0 (/opt/rustwide/workdir/next-greater-element-ii)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tes`
[INFO] [stdout]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[cfg(tes)]
[INFO] [stdout]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arr`
[INFO] [stdout]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling non-decreasing-array v0.1.0 (/opt/rustwide/workdir/non-decreasing-array)
[INFO] [stderr]    Compiling uncrossed-lines v0.1.0 (/opt/rustwide/workdir/uncrossed-lines)
[INFO] [stderr]    Compiling find-pivot-index v0.1.0 (/opt/rustwide/workdir/find-pivot-index)
[INFO] [stderr]    Compiling replace-words v0.1.0 (/opt/rustwide/workdir/replace-words)
[INFO] [stderr]    Compiling divisor-game v0.1.0 (/opt/rustwide/workdir/divisor-game)
[INFO] [stderr]    Compiling counting-bits v0.1.0 (/opt/rustwide/workdir/counting-bits)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/string-to-integer-atoi)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir/edit-distance)
[INFO] [stderr]    Compiling lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof v0.1.0 (/opt/rustwide/workdir/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/two-sum)
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/generate-parentheses)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir/game-of-life)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 21 |   #[inline]
[INFO] [stdout] 22 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling validate-binary-search-tree v0.1.0 (/opt/rustwide/workdir/validate-binary-search-tree)
[INFO] [stderr]    Compiling longest-increasing-subsequence v0.1.0 (/opt/rustwide/workdir/longest-increasing-subsequence)
[INFO] [stderr]    Compiling recover-binary-search-tree v0.1.0 (/opt/rustwide/workdir/recover-binary-search-tree)
[INFO] [stderr]    Compiling is-subsequence v0.1.0 (/opt/rustwide/workdir/is-subsequence)
[INFO] [stderr]    Compiling valid-number v0.1.0 (/opt/rustwide/workdir/valid-number)
[INFO] [stderr]    Compiling same-tree v0.1.0 (/opt/rustwide/workdir/same-tree)
[INFO] [stderr]    Compiling how-many-numbers-are-smaller-than-the-current-number v0.1.0 (/opt/rustwide/workdir/how-many-numbers-are-smaller-than-the-current-number)
[INFO] [stderr]    Compiling maximum-subarray v0.1.0 (/opt/rustwide/workdir/maximum-subarray)
[INFO] [stderr]    Compiling stone-game v0.1.0 (/opt/rustwide/workdir/stone-game)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling binary-tree-inorder-traversal v0.1.0 (/opt/rustwide/workdir/binary-tree-inorder-traversal)
[INFO] [stderr]    Compiling unique-binary-search-trees-ii v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees-ii)
[INFO] [stderr]    Compiling trapping-rain-water v0.1.0 (/opt/rustwide/workdir/trapping-rain-water)
[INFO] [stderr]    Compiling minimum-falling-path-sum v0.1.0 (/opt/rustwide/workdir/minimum-falling-path-sum)
[INFO] [stderr]    Compiling longest-word-in-dictionary v0.1.0 (/opt/rustwide/workdir/longest-word-in-dictionary)
[INFO] [stderr]    Compiling house-robber v0.1.0 (/opt/rustwide/workdir/house-robber)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-cooldown v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-cooldown)
[INFO] [stderr]    Compiling house-robber-ii v0.1.0 (/opt/rustwide/workdir/house-robber-ii)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-transaction-fee v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-transaction-fee)
[INFO] [stderr]    Compiling ji-qi-ren-de-yun-dong-fan-wei-lcof v0.1.0 (/opt/rustwide/workdir/ji-qi-ren-de-yun-dong-fan-wei-lcof)
[INFO] [stderr]    Compiling daily-temperatures v0.1.0 (/opt/rustwide/workdir/daily-temperatures)
[INFO] [stderr]    Compiling construct-binary-tree-from-preorder-and-inorder-traversal v0.1.0 (/opt/rustwide/workdir/construct-binary-tree-from-preorder-and-inorder-traversal)
[INFO] [stderr]    Compiling increasing-subsequences v0.1.0 (/opt/rustwide/workdir/increasing-subsequences)
[INFO] [stderr]    Compiling largest-rectangle-in-histogram v0.1.0 (/opt/rustwide/workdir/largest-rectangle-in-histogram)
[INFO] [stderr]    Compiling online-stock-span v0.1.0 (/opt/rustwide/workdir/online-stock-span)
[INFO] [stderr]    Compiling count-square-submatrices-with-all-ones v0.1.0 (/opt/rustwide/workdir/count-square-submatrices-with-all-ones)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-ii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-ii)
[INFO] [stderr]    Compiling reverse-words-in-a-string v0.1.0 (/opt/rustwide/workdir/reverse-words-in-a-string)
[INFO] [stderr]    Compiling add-digits v0.1.0 (/opt/rustwide/workdir/add-digits)
[INFO] [stderr]    Compiling symmetric-tree v0.1.0 (/opt/rustwide/workdir/symmetric-tree)
[INFO] [stderr]    Compiling minimum-ascii-delete-sum-for-two-strings v0.1.0 (/opt/rustwide/workdir/minimum-ascii-delete-sum-for-two-strings)
[INFO] [stderr]    Compiling next-greater-element-i v0.1.0 (/opt/rustwide/workdir/next-greater-element-i)
[INFO] [stderr]    Compiling count-negative-numbers-in-a-sorted-matrix v0.1.0 (/opt/rustwide/workdir/count-negative-numbers-in-a-sorted-matrix)
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling delete-operation-for-two-strings v0.1.0 (/opt/rustwide/workdir/delete-operation-for-two-strings)
[INFO] [stderr]    Compiling longest-common-subsequence v0.1.0 (/opt/rustwide/workdir/longest-common-subsequence)
[INFO] [stderr]    Compiling matrix-block-sum v0.1.0 (/opt/rustwide/workdir/matrix-block-sum)
[INFO] [stderr]    Compiling valid-anagram v0.1.0 (/opt/rustwide/workdir/valid-anagram)
[INFO] [stderr]    Compiling longest-valid-parentheses v0.1.0 (/opt/rustwide/workdir/longest-valid-parentheses)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/reverse-nodes-in-k-group)
[INFO] [stderr]    Compiling unique-binary-search-trees v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees)
[INFO] [stderr]    Compiling utf-8-validation v0.1.0 (/opt/rustwide/workdir/utf-8-validation)
[INFO] [stderr]    Compiling longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/longest-substring-without-repeating-characters)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/add-two-numbers)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |   #[inline]
[INFO] [stdout] 84 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sort-an-array v0.1.0 (/opt/rustwide/workdir/sort-an-array)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> sort-an-array/src/main.rs:85:34
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |                                  ----^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `insert_group` is never used
[INFO] [stdout]   --> sort-an-array/src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn insert_group() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "c23cdf4fa4f93b419cfbf4f35aa75209b7a71e3858eee796568c7cf914e5239e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23cdf4fa4f93b419cfbf4f35aa75209b7a71e3858eee796568c7cf914e5239e", kill_on_drop: false }`
[INFO] [stdout] c23cdf4fa4f93b419cfbf4f35aa75209b7a71e3858eee796568c7cf914e5239e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e7d151c49eaad9c17c278f74616d7eb6ca9041b995ffb4e87f95db8ce9c0aa7
[INFO] running `Command { std: "docker" "start" "-a" "8e7d151c49eaad9c17c278f74616d7eb6ca9041b995ffb4e87f95db8ce9c0aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling airplane-seat-assignment-probability v0.1.0 (/opt/rustwide/workdir/airplane-seat-assignment-probability)
[INFO] [stderr]    Compiling matrix-block-sum v0.1.0 (/opt/rustwide/workdir/matrix-block-sum)
[INFO] [stderr]    Compiling stone-game v0.1.0 (/opt/rustwide/workdir/stone-game)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-ii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-ii)
[INFO] [stderr]    Compiling validate-binary-search-tree v0.1.0 (/opt/rustwide/workdir/validate-binary-search-tree)
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/add-two-numbers)
[INFO] [stderr]    Compiling how-many-numbers-are-smaller-than-the-current-number v0.1.0 (/opt/rustwide/workdir/how-many-numbers-are-smaller-than-the-current-number)
[INFO] [stderr]    Compiling find-pivot-index v0.1.0 (/opt/rustwide/workdir/find-pivot-index)
[INFO] [stderr]    Compiling non-decreasing-array v0.1.0 (/opt/rustwide/workdir/non-decreasing-array)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-cooldown v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-cooldown)
[INFO] [stderr]    Compiling replace-words v0.1.0 (/opt/rustwide/workdir/replace-words)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iii)
[INFO] [stderr]    Compiling minimum-ascii-delete-sum-for-two-strings v0.1.0 (/opt/rustwide/workdir/minimum-ascii-delete-sum-for-two-strings)
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/reverse-integer)
[INFO] [stderr]    Compiling unique-binary-search-trees-ii v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees-ii)
[INFO] [stderr]    Compiling sort-an-array v0.1.0 (/opt/rustwide/workdir/sort-an-array)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> sort-an-array/src/main.rs:85:34
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |                                  ----^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `tes`
[INFO] [stdout]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[cfg(tes)]
[INFO] [stdout]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `insert_group` is never used
[INFO] [stdout]   --> sort-an-array/src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn insert_group() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iv v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iv)
[INFO] [stderr]    Compiling divisor-game v0.1.0 (/opt/rustwide/workdir/divisor-game)
[INFO] [stderr]    Compiling online-stock-span v0.1.0 (/opt/rustwide/workdir/online-stock-span)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling longest-common-subsequence v0.1.0 (/opt/rustwide/workdir/longest-common-subsequence)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/two-sum)
[INFO] [stderr]    Compiling largest-rectangle-in-histogram v0.1.0 (/opt/rustwide/workdir/largest-rectangle-in-histogram)
[INFO] [stderr]    Compiling triangle v0.1.0 (/opt/rustwide/workdir/triangle)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/reverse-nodes-in-k-group)
[INFO] [stderr]    Compiling valid-number v0.1.0 (/opt/rustwide/workdir/valid-number)
[INFO] [stderr]    Compiling add-digits v0.1.0 (/opt/rustwide/workdir/add-digits)
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir/game-of-life)
[INFO] [stderr]    Compiling is-subsequence v0.1.0 (/opt/rustwide/workdir/is-subsequence)
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |   #[inline]
[INFO] [stdout] 84 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling valid-anagram v0.1.0 (/opt/rustwide/workdir/valid-anagram)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-transaction-fee v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-transaction-fee)
[INFO] [stderr]    Compiling recover-binary-search-tree v0.1.0 (/opt/rustwide/workdir/recover-binary-search-tree)
[INFO] [stderr]    Compiling count-negative-numbers-in-a-sorted-matrix v0.1.0 (/opt/rustwide/workdir/count-negative-numbers-in-a-sorted-matrix)
[INFO] [stderr]    Compiling maximum-subarray v0.1.0 (/opt/rustwide/workdir/maximum-subarray)
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock)
[INFO] [stderr]    Compiling trapping-rain-water v0.1.0 (/opt/rustwide/workdir/trapping-rain-water)
[INFO] [stderr]    Compiling palindromic-substrings v0.1.0 (/opt/rustwide/workdir/palindromic-substrings)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/longest-substring-without-repeating-characters)
[INFO] [stderr]    Compiling longest-valid-parentheses v0.1.0 (/opt/rustwide/workdir/longest-valid-parentheses)
[INFO] [stderr]    Compiling construct-binary-tree-from-preorder-and-inorder-traversal v0.1.0 (/opt/rustwide/workdir/construct-binary-tree-from-preorder-and-inorder-traversal)
[INFO] [stderr]    Compiling counting-bits v0.1.0 (/opt/rustwide/workdir/counting-bits)
[INFO] [stderr]    Compiling house-robber-ii v0.1.0 (/opt/rustwide/workdir/house-robber-ii)
[INFO] [stderr]    Compiling unique-binary-search-trees v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/generate-parentheses)
[INFO] [stderr]    Compiling count-square-submatrices-with-all-ones v0.1.0 (/opt/rustwide/workdir/count-square-submatrices-with-all-ones)
[INFO] [stderr]    Compiling baseball-game v0.1.0 (/opt/rustwide/workdir/baseball-game)
[INFO] [stderr]    Compiling binary-tree-inorder-traversal v0.1.0 (/opt/rustwide/workdir/binary-tree-inorder-traversal)
[INFO] [stderr]    Compiling daily-temperatures v0.1.0 (/opt/rustwide/workdir/daily-temperatures)
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir/edit-distance)
[INFO] [stderr]    Compiling delete-operation-for-two-strings v0.1.0 (/opt/rustwide/workdir/delete-operation-for-two-strings)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ji-qi-ren-de-yun-dong-fan-wei-lcof v0.1.0 (/opt/rustwide/workdir/ji-qi-ren-de-yun-dong-fan-wei-lcof)
[INFO] [stderr]    Compiling uncrossed-lines v0.1.0 (/opt/rustwide/workdir/uncrossed-lines)
[INFO] [stderr]    Compiling utf-8-validation v0.1.0 (/opt/rustwide/workdir/utf-8-validation)
[INFO] [stderr]    Compiling reverse-words-in-a-string v0.1.0 (/opt/rustwide/workdir/reverse-words-in-a-string)
[INFO] [stderr]    Compiling same-tree v0.1.0 (/opt/rustwide/workdir/same-tree)
[INFO] [stderr]    Compiling next-greater-element-i v0.1.0 (/opt/rustwide/workdir/next-greater-element-i)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling house-robber v0.1.0 (/opt/rustwide/workdir/house-robber)
[INFO] [stderr]    Compiling lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof v0.1.0 (/opt/rustwide/workdir/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof)
[INFO] [stderr]    Compiling minimum-cost-tree-from-leaf-values v0.1.0 (/opt/rustwide/workdir/minimum-cost-tree-from-leaf-values)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 21 |   #[inline]
[INFO] [stdout] 22 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling binary-search-tree-iterator v0.1.0 (/opt/rustwide/workdir/binary-search-tree-iterator)
[INFO] [stdout] warning: unused variable: `arr`
[INFO] [stdout]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling increasing-subsequences v0.1.0 (/opt/rustwide/workdir/increasing-subsequences)
[INFO] [stderr]    Compiling minimum-falling-path-sum v0.1.0 (/opt/rustwide/workdir/minimum-falling-path-sum)
[INFO] [stderr]    Compiling symmetric-tree v0.1.0 (/opt/rustwide/workdir/symmetric-tree)
[INFO] [stderr]    Compiling rotate-matrix-lcci v0.1.0 (/opt/rustwide/workdir/rotate-matrix-lcci)
[INFO] [stderr]    Compiling next-greater-element-ii v0.1.0 (/opt/rustwide/workdir/next-greater-element-ii)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/string-to-integer-atoi)
[INFO] [stderr]    Compiling longest-increasing-subsequence v0.1.0 (/opt/rustwide/workdir/longest-increasing-subsequence)
[INFO] [stderr]    Compiling min-cost-climbing-stairs v0.1.0 (/opt/rustwide/workdir/min-cost-climbing-stairs)
[INFO] [stderr]    Compiling longest-word-in-dictionary v0.1.0 (/opt/rustwide/workdir/longest-word-in-dictionary)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "8e7d151c49eaad9c17c278f74616d7eb6ca9041b995ffb4e87f95db8ce9c0aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7d151c49eaad9c17c278f74616d7eb6ca9041b995ffb4e87f95db8ce9c0aa7", kill_on_drop: false }`
[INFO] [stdout] 8e7d151c49eaad9c17c278f74616d7eb6ca9041b995ffb4e87f95db8ce9c0aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30d73123664d461261c10bd9bd81edf695fb439b9181b9f67109c24ed942085e
[INFO] running `Command { std: "docker" "start" "-a" "30d73123664d461261c10bd9bd81edf695fb439b9181b9f67109c24ed942085e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `head`
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stderr]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stderr]    |
[INFO] [stderr] 82 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 83 |   #[inline]
[INFO] [stderr] 84 |   fn new(val: i32) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `reverse-nodes-in-k-group` (bin "reverse-nodes-in-k-group" test) generated 3 warnings
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 21 |   #[inline]
[INFO] [stderr] 22 |   fn new(val: i32) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `R` should have a snake case name
[INFO] [stderr]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stderr] 
[INFO] [stderr] warning: `lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof` (bin "lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof" test) generated 1 warning
[INFO] [stderr] warning: `count-negative-numbers-in-a-sorted-matrix` (bin "count-negative-numbers-in-a-sorted-matrix" test) generated 2 warnings
[INFO] [stderr] warning: unused variable: `arr`
[INFO] [stderr]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stderr]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minimum-cost-tree-from-leaf-values` (bin "minimum-cost-tree-from-leaf-values" test) generated 1 warning
[INFO] [stderr] warning: unexpected `cfg` condition name: `tes`
[INFO] [stderr]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stderr]    |
[INFO] [stderr] 56 | #[cfg(tes)]
[INFO] [stderr]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `best-time-to-buy-and-sell-stock-iii` (bin "best-time-to-buy-and-sell-stock-iii" test) generated 1 warning
[INFO] [stderr] warning: `palindromic-substrings` (bin "palindromic-substrings" test) generated 1 warning
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> sort-an-array/src/main.rs:85:34
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |                                  ----^^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `insert_group` is never used
[INFO] [stderr]   --> sort-an-array/src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 90 |     fn insert_group() {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sort-an-array` (bin "sort-an-array" test) generated 2 warnings (run `cargo fix --bin "sort-an-array" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/add_digits-4c05e0effce0823e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/add_two_numbers-d861d6cb6f80b515)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_add_two_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/airplane_seat_assignment_probability-128ca6f49b1858d0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/baseball_game-7127035679cb065e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::cal_points ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock-16c32d34a8691c31)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_ii-6279fe0a046995b3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_iii-917af61dfba4eea9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_iv-150b109c90628cf5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_max_profit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_with_cooldown-15f045aeb6fd12a8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_with_transaction_fee-12ab10ce478f4257)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_search_tree_iterator-aaa30b3d900ac813)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_tree_inorder_traversal-d179f9e64e4d02ac)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_inorder_traversal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/construct_binary_tree_from_preorder_and_inorder_traversal-03f50612bc5991b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/count_negative_numbers_in_a_sorted_matrix-dca38c77a8f70e70)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_count_negatives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/count_square_submatrices_with_all_ones-1797f78ca98d03ca)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_count_squares ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/counting_bits-8f9ac27b9cc83643)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/daily_temperatures-6b99d311f450ce79)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/delete_operation_for_two_strings-1576f538d185888a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/divisor_game-8a7f09b6acf5e04a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/edit_distance-a7b3de8e3c2b0950)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_min_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/find_pivot_index-ff73c3bbf436b1d1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/game_of_life-769c21b71f5a268d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/generate_parentheses-b39bb09dd69c24e0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/house_robber-8a22723ebb6db84f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/house_robber_ii-1413cd4e30f913ea)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/how_many_numbers_are_smaller_than_the_current_number-2e9cdc4d0cd6f0ba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_smaller_numbers_than_current ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/increasing_subsequences-5a07a5f02eeebaf4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/is_subsequence-b15ae02f0d22da99)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ji_qi_ren_de_yun_dong_fan_wei_lcof-2780363e36a12277)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_moving_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_rectangle_in_histogram-1f67a57ce4cf0c8c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_largest_rectangle_area ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lian_biao_zhong_dao_shu_di_kge_jie_dian_lcof-62d93dbff73256b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_common_subsequence-2f9764287f3dc441)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_longest_common_subsequence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_increasing_subsequence-85bceab61d3aedde)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_substring_without_repeating_characters-1221655878b5b337)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_length_of_longest_substring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_valid_parentheses-b076457cc718dd4b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_longest_valid_parentheses ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_longest_valid_parentheses stdout ----
[INFO] [stdout] thread 'test::test_longest_valid_parentheses' panicked at longest-valid-parentheses/src/main.rs:150:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 4
[INFO] [stdout]  right: 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56320265af45 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x56320265af45 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56320265af45 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x56320265af45 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x56320268178b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x56320268178b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x56320265877f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x56320265ad1e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56320265ad1e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56320265c749 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x56320265c40e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x56320262d66a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x56320262d66a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x56320265cd4b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x56320265cd4b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x56320265cac4 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x56320265b409 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x56320265c7f7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x5632025f5843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5632025f5b4e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x5632025f750e - core::panicking::assert_failed::h4f96b81045c57ef7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x5632025f9d95 - longest_valid_parentheses::test::test_longest_valid_parentheses::hac54914363391e3b
[INFO] [stdout]                                at /opt/rustwide/workdir/longest-valid-parentheses/src/main.rs:150:9
[INFO] [stdout]   22:     0x5632025f9bd7 - longest_valid_parentheses::test::test_longest_valid_parentheses::{{closure}}::h4c4a8b51a6332445
[INFO] [stdout]                                at /opt/rustwide/workdir/longest-valid-parentheses/src/main.rs:147:40
[INFO] [stdout]   23:     0x5632025f6886 - core::ops::function::FnOnce::call_once::h858f90fe7531e79f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x56320263204b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56320263204b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x563202631751 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x563202631751 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x563202631751 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x563202631751 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x563202631751 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x563202631751 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x563202631751 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x5632025fa114 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x5632025fa114 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5632025feb42 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x5632025feb42 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5632025feb42 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x5632025feb42 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x5632025feb42 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x5632025feb42 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x5632025feb42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x563202660f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x563202660f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x563202660f2b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fe325271ac3 - <unknown>
[INFO] [stdout]   46:     0x7fe325302a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_longest_valid_parentheses
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p longest-valid-parentheses --bin longest-valid-parentheses`
[INFO] running `Command { std: "docker" "inspect" "30d73123664d461261c10bd9bd81edf695fb439b9181b9f67109c24ed942085e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d73123664d461261c10bd9bd81edf695fb439b9181b9f67109c24ed942085e", kill_on_drop: false }`
[INFO] [stdout] 30d73123664d461261c10bd9bd81edf695fb439b9181b9f67109c24ed942085e
[INFO] testing dayang/leetcode-rs against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Fleetcode-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dayang/leetcode-rs on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dayang/leetcode-rs
[INFO] finished tweaking git repo https://github.com/dayang/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/dayang/leetcode-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dayang/leetcode-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 415fb92819ec9b917a12a945fef4f998beeb375055de194ecc9546b542a8f077
[INFO] running `Command { std: "docker" "start" "-a" "415fb92819ec9b917a12a945fef4f998beeb375055de194ecc9546b542a8f077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "415fb92819ec9b917a12a945fef4f998beeb375055de194ecc9546b542a8f077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415fb92819ec9b917a12a945fef4f998beeb375055de194ecc9546b542a8f077", kill_on_drop: false }`
[INFO] [stdout] 415fb92819ec9b917a12a945fef4f998beeb375055de194ecc9546b542a8f077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2ae1a56b3785cd6d99566ba83d67cd8168209d80ab80deb4aea5ed7cc48562
[INFO] running `Command { std: "docker" "start" "-a" "df2ae1a56b3785cd6d99566ba83d67cd8168209d80ab80deb4aea5ed7cc48562", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling recover-binary-search-tree v0.1.0 (/opt/rustwide/workdir/recover-binary-search-tree)
[INFO] [stderr]    Compiling airplane-seat-assignment-probability v0.1.0 (/opt/rustwide/workdir/airplane-seat-assignment-probability)
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir/game-of-life)
[INFO] [stderr]    Compiling daily-temperatures v0.1.0 (/opt/rustwide/workdir/daily-temperatures)
[INFO] [stderr]    Compiling palindromic-substrings v0.1.0 (/opt/rustwide/workdir/palindromic-substrings)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-transaction-fee v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-transaction-fee)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/string-to-integer-atoi)
[INFO] [stderr]    Compiling non-decreasing-array v0.1.0 (/opt/rustwide/workdir/non-decreasing-array)
[INFO] [stderr]    Compiling uncrossed-lines v0.1.0 (/opt/rustwide/workdir/uncrossed-lines)
[INFO] [stderr]    Compiling validate-binary-search-tree v0.1.0 (/opt/rustwide/workdir/validate-binary-search-tree)
[INFO] [stderr]    Compiling valid-number v0.1.0 (/opt/rustwide/workdir/valid-number)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/reverse-nodes-in-k-group)
[INFO] [stderr]    Compiling divisor-game v0.1.0 (/opt/rustwide/workdir/divisor-game)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |   #[inline]
[INFO] [stdout] 84 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling construct-binary-tree-from-preorder-and-inorder-traversal v0.1.0 (/opt/rustwide/workdir/construct-binary-tree-from-preorder-and-inorder-traversal)
[INFO] [stderr]    Compiling lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof v0.1.0 (/opt/rustwide/workdir/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling count-negative-numbers-in-a-sorted-matrix v0.1.0 (/opt/rustwide/workdir/count-negative-numbers-in-a-sorted-matrix)
[INFO] [stderr]    Compiling count-square-submatrices-with-all-ones v0.1.0 (/opt/rustwide/workdir/count-square-submatrices-with-all-ones)
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir/edit-distance)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iv v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iv)
[INFO] [stderr]    Compiling longest-increasing-subsequence v0.1.0 (/opt/rustwide/workdir/longest-increasing-subsequence)
[INFO] [stderr]    Compiling stone-game v0.1.0 (/opt/rustwide/workdir/stone-game)
[INFO] [stderr]    Compiling trapping-rain-water v0.1.0 (/opt/rustwide/workdir/trapping-rain-water)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iii)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling longest-word-in-dictionary v0.1.0 (/opt/rustwide/workdir/longest-word-in-dictionary)
[INFO] [stderr]    Compiling minimum-cost-tree-from-leaf-values v0.1.0 (/opt/rustwide/workdir/minimum-cost-tree-from-leaf-values)
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ji-qi-ren-de-yun-dong-fan-wei-lcof v0.1.0 (/opt/rustwide/workdir/ji-qi-ren-de-yun-dong-fan-wei-lcof)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tes`
[INFO] [stdout]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[cfg(tes)]
[INFO] [stdout]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 21 |   #[inline]
[INFO] [stdout] 22 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arr`
[INFO] [stdout]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling same-tree v0.1.0 (/opt/rustwide/workdir/same-tree)
[INFO] [stderr]    Compiling unique-binary-search-trees v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees)
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/reverse-integer)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling reverse-words-in-a-string v0.1.0 (/opt/rustwide/workdir/reverse-words-in-a-string)
[INFO] [stderr]    Compiling min-cost-climbing-stairs v0.1.0 (/opt/rustwide/workdir/min-cost-climbing-stairs)
[INFO] [stderr]    Compiling next-greater-element-ii v0.1.0 (/opt/rustwide/workdir/next-greater-element-ii)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock)
[INFO] [stderr]    Compiling unique-binary-search-trees-ii v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees-ii)
[INFO] [stderr]    Compiling rotate-matrix-lcci v0.1.0 (/opt/rustwide/workdir/rotate-matrix-lcci)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling longest-valid-parentheses v0.1.0 (/opt/rustwide/workdir/longest-valid-parentheses)
[INFO] [stderr]    Compiling triangle v0.1.0 (/opt/rustwide/workdir/triangle)
[INFO] [stderr]    Compiling utf-8-validation v0.1.0 (/opt/rustwide/workdir/utf-8-validation)
[INFO] [stderr]    Compiling house-robber v0.1.0 (/opt/rustwide/workdir/house-robber)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-ii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-ii)
[INFO] [stderr]    Compiling symmetric-tree v0.1.0 (/opt/rustwide/workdir/symmetric-tree)
[INFO] [stderr]    Compiling counting-bits v0.1.0 (/opt/rustwide/workdir/counting-bits)
[INFO] [stderr]    Compiling longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/longest-substring-without-repeating-characters)
[INFO] [stderr]    Compiling baseball-game v0.1.0 (/opt/rustwide/workdir/baseball-game)
[INFO] [stderr]    Compiling binary-search-tree-iterator v0.1.0 (/opt/rustwide/workdir/binary-search-tree-iterator)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-cooldown v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-cooldown)
[INFO] [stderr]    Compiling find-pivot-index v0.1.0 (/opt/rustwide/workdir/find-pivot-index)
[INFO] [stderr]    Compiling online-stock-span v0.1.0 (/opt/rustwide/workdir/online-stock-span)
[INFO] [stderr]    Compiling maximum-subarray v0.1.0 (/opt/rustwide/workdir/maximum-subarray)
[INFO] [stderr]    Compiling binary-tree-inorder-traversal v0.1.0 (/opt/rustwide/workdir/binary-tree-inorder-traversal)
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/generate-parentheses)
[INFO] [stderr]    Compiling minimum-falling-path-sum v0.1.0 (/opt/rustwide/workdir/minimum-falling-path-sum)
[INFO] [stderr]    Compiling is-subsequence v0.1.0 (/opt/rustwide/workdir/is-subsequence)
[INFO] [stderr]    Compiling house-robber-ii v0.1.0 (/opt/rustwide/workdir/house-robber-ii)
[INFO] [stderr]    Compiling increasing-subsequences v0.1.0 (/opt/rustwide/workdir/increasing-subsequences)
[INFO] [stderr]    Compiling add-digits v0.1.0 (/opt/rustwide/workdir/add-digits)
[INFO] [stderr]    Compiling how-many-numbers-are-smaller-than-the-current-number v0.1.0 (/opt/rustwide/workdir/how-many-numbers-are-smaller-than-the-current-number)
[INFO] [stderr]    Compiling next-greater-element-i v0.1.0 (/opt/rustwide/workdir/next-greater-element-i)
[INFO] [stderr]    Compiling replace-words v0.1.0 (/opt/rustwide/workdir/replace-words)
[INFO] [stderr]    Compiling delete-operation-for-two-strings v0.1.0 (/opt/rustwide/workdir/delete-operation-for-two-strings)
[INFO] [stderr]    Compiling valid-anagram v0.1.0 (/opt/rustwide/workdir/valid-anagram)
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/add-two-numbers)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/two-sum)
[INFO] [stderr]    Compiling matrix-block-sum v0.1.0 (/opt/rustwide/workdir/matrix-block-sum)
[INFO] [stderr]    Compiling longest-common-subsequence v0.1.0 (/opt/rustwide/workdir/longest-common-subsequence)
[INFO] [stderr]    Compiling minimum-ascii-delete-sum-for-two-strings v0.1.0 (/opt/rustwide/workdir/minimum-ascii-delete-sum-for-two-strings)
[INFO] [stderr]    Compiling largest-rectangle-in-histogram v0.1.0 (/opt/rustwide/workdir/largest-rectangle-in-histogram)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sort-an-array v0.1.0 (/opt/rustwide/workdir/sort-an-array)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> sort-an-array/src/main.rs:85:34
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |                                  ----^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `insert_group` is never used
[INFO] [stdout]   --> sort-an-array/src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn insert_group() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "df2ae1a56b3785cd6d99566ba83d67cd8168209d80ab80deb4aea5ed7cc48562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2ae1a56b3785cd6d99566ba83d67cd8168209d80ab80deb4aea5ed7cc48562", kill_on_drop: false }`
[INFO] [stdout] df2ae1a56b3785cd6d99566ba83d67cd8168209d80ab80deb4aea5ed7cc48562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b25f765d5c61061a40708bc6358e79d147c5941996b625e7969b952b31012fc1
[INFO] running `Command { std: "docker" "start" "-a" "b25f765d5c61061a40708bc6358e79d147c5941996b625e7969b952b31012fc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling add-two-numbers v0.1.0 (/opt/rustwide/workdir/add-two-numbers)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-cooldown v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-cooldown)
[INFO] [stderr]    Compiling uncrossed-lines v0.1.0 (/opt/rustwide/workdir/uncrossed-lines)
[INFO] [stderr]    Compiling online-stock-span v0.1.0 (/opt/rustwide/workdir/online-stock-span)
[INFO] [stderr]    Compiling delete-operation-for-two-strings v0.1.0 (/opt/rustwide/workdir/delete-operation-for-two-strings)
[INFO] [stderr]    Compiling is-subsequence v0.1.0 (/opt/rustwide/workdir/is-subsequence)
[INFO] [stderr]    Compiling largest-rectangle-in-histogram v0.1.0 (/opt/rustwide/workdir/largest-rectangle-in-histogram)
[INFO] [stderr]    Compiling daily-temperatures v0.1.0 (/opt/rustwide/workdir/daily-temperatures)
[INFO] [stderr]    Compiling replace-words v0.1.0 (/opt/rustwide/workdir/replace-words)
[INFO] [stderr]    Compiling airplane-seat-assignment-probability v0.1.0 (/opt/rustwide/workdir/airplane-seat-assignment-probability)
[INFO] [stderr]    Compiling longest-common-subsequence v0.1.0 (/opt/rustwide/workdir/longest-common-subsequence)
[INFO] [stderr]    Compiling min-cost-climbing-stairs v0.1.0 (/opt/rustwide/workdir/min-cost-climbing-stairs)
[INFO] [stderr]    Compiling construct-binary-tree-from-preorder-and-inorder-traversal v0.1.0 (/opt/rustwide/workdir/construct-binary-tree-from-preorder-and-inorder-traversal)
[INFO] [stderr]    Compiling binary-tree-inorder-traversal v0.1.0 (/opt/rustwide/workdir/binary-tree-inorder-traversal)
[INFO] [stderr]    Compiling count-negative-numbers-in-a-sorted-matrix v0.1.0 (/opt/rustwide/workdir/count-negative-numbers-in-a-sorted-matrix)
[INFO] [stderr]    Compiling sort-an-array v0.1.0 (/opt/rustwide/workdir/sort-an-array)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> sort-an-array/src/main.rs:85:34
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |                                  ----^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `insert_group` is never used
[INFO] [stdout]   --> sort-an-array/src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn insert_group() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling how-many-numbers-are-smaller-than-the-current-number v0.1.0 (/opt/rustwide/workdir/how-many-numbers-are-smaller-than-the-current-number)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-with-transaction-fee v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-with-transaction-fee)
[INFO] [stderr]    Compiling binary-search-tree-iterator v0.1.0 (/opt/rustwide/workdir/binary-search-tree-iterator)
[INFO] [stderr]    Compiling longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/longest-substring-without-repeating-characters)
[INFO] [stderr]    Compiling maximum-subarray v0.1.0 (/opt/rustwide/workdir/maximum-subarray)
[INFO] [stderr]    Compiling next-greater-element-ii v0.1.0 (/opt/rustwide/workdir/next-greater-element-ii)
[INFO] [stderr]    Compiling symmetric-tree v0.1.0 (/opt/rustwide/workdir/symmetric-tree)
[INFO] [stderr]    Compiling two-sum v0.1.0 (/opt/rustwide/workdir/two-sum)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-ii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-ii)
[INFO] [stderr]    Compiling count-square-submatrices-with-all-ones v0.1.0 (/opt/rustwide/workdir/count-square-submatrices-with-all-ones)
[INFO] [stderr]    Compiling generate-parentheses v0.1.0 (/opt/rustwide/workdir/generate-parentheses)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof v0.1.0 (/opt/rustwide/workdir/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling valid-anagram v0.1.0 (/opt/rustwide/workdir/valid-anagram)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 21 |   #[inline]
[INFO] [stdout] 22 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling longest-valid-parentheses v0.1.0 (/opt/rustwide/workdir/longest-valid-parentheses)
[INFO] [stderr]    Compiling next-greater-element-i v0.1.0 (/opt/rustwide/workdir/next-greater-element-i)
[INFO] [stderr]    Compiling ji-qi-ren-de-yun-dong-fan-wei-lcof v0.1.0 (/opt/rustwide/workdir/ji-qi-ren-de-yun-dong-fan-wei-lcof)
[INFO] [stderr]    Compiling baseball-game v0.1.0 (/opt/rustwide/workdir/baseball-game)
[INFO] [stderr]    Compiling longest-word-in-dictionary v0.1.0 (/opt/rustwide/workdir/longest-word-in-dictionary)
[INFO] [stderr]    Compiling minimum-falling-path-sum v0.1.0 (/opt/rustwide/workdir/minimum-falling-path-sum)
[INFO] [stderr]    Compiling reverse-words-in-a-string v0.1.0 (/opt/rustwide/workdir/reverse-words-in-a-string)
[INFO] [stderr]    Compiling minimum-ascii-delete-sum-for-two-strings v0.1.0 (/opt/rustwide/workdir/minimum-ascii-delete-sum-for-two-strings)
[INFO] [stderr]    Compiling matrix-block-sum v0.1.0 (/opt/rustwide/workdir/matrix-block-sum)
[INFO] [stderr]    Compiling unique-binary-search-trees v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iv v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iv)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling counting-bits v0.1.0 (/opt/rustwide/workdir/counting-bits)
[INFO] [stderr]    Compiling increasing-subsequences v0.1.0 (/opt/rustwide/workdir/increasing-subsequences)
[INFO] [stderr]    Compiling house-robber v0.1.0 (/opt/rustwide/workdir/house-robber)
[INFO] [stderr]    Compiling stone-game v0.1.0 (/opt/rustwide/workdir/stone-game)
[INFO] [stderr]    Compiling string-to-integer-atoi v0.1.0 (/opt/rustwide/workdir/string-to-integer-atoi)
[INFO] [stderr]    Compiling find-pivot-index v0.1.0 (/opt/rustwide/workdir/find-pivot-index)
[INFO] [stderr]    Compiling trapping-rain-water v0.1.0 (/opt/rustwide/workdir/trapping-rain-water)
[INFO] [stderr]    Compiling utf-8-validation v0.1.0 (/opt/rustwide/workdir/utf-8-validation)
[INFO] [stderr]    Compiling palindromic-substrings v0.1.0 (/opt/rustwide/workdir/palindromic-substrings)
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir/edit-distance)
[INFO] [stderr]    Compiling house-robber-ii v0.1.0 (/opt/rustwide/workdir/house-robber-ii)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unique-binary-search-trees-ii v0.1.0 (/opt/rustwide/workdir/unique-binary-search-trees-ii)
[INFO] [stderr]    Compiling recover-binary-search-tree v0.1.0 (/opt/rustwide/workdir/recover-binary-search-tree)
[INFO] [stderr]    Compiling reverse-nodes-in-k-group v0.1.0 (/opt/rustwide/workdir/reverse-nodes-in-k-group)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock-iii v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock-iii)
[INFO] [stderr]    Compiling add-digits v0.1.0 (/opt/rustwide/workdir/add-digits)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tes`
[INFO] [stdout]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[cfg(tes)]
[INFO] [stdout]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |   #[inline]
[INFO] [stdout] 84 |   fn new(val: i32) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling same-tree v0.1.0 (/opt/rustwide/workdir/same-tree)
[INFO] [stderr]    Compiling valid-number v0.1.0 (/opt/rustwide/workdir/valid-number)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling divisor-game v0.1.0 (/opt/rustwide/workdir/divisor-game)
[INFO] [stderr]    Compiling minimum-cost-tree-from-leaf-values v0.1.0 (/opt/rustwide/workdir/minimum-cost-tree-from-leaf-values)
[INFO] [stderr]    Compiling non-decreasing-array v0.1.0 (/opt/rustwide/workdir/non-decreasing-array)
[INFO] [stdout] warning: unused variable: `arr`
[INFO] [stdout]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling reverse-integer v0.1.0 (/opt/rustwide/workdir/reverse-integer)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rotate-matrix-lcci v0.1.0 (/opt/rustwide/workdir/rotate-matrix-lcci)
[INFO] [stderr]    Compiling game-of-life v0.1.0 (/opt/rustwide/workdir/game-of-life)
[INFO] [stderr]    Compiling triangle v0.1.0 (/opt/rustwide/workdir/triangle)
[INFO] [stderr]    Compiling best-time-to-buy-and-sell-stock v0.1.0 (/opt/rustwide/workdir/best-time-to-buy-and-sell-stock)
[INFO] [stderr]    Compiling longest-increasing-subsequence v0.1.0 (/opt/rustwide/workdir/longest-increasing-subsequence)
[INFO] [stderr]    Compiling validate-binary-search-tree v0.1.0 (/opt/rustwide/workdir/validate-binary-search-tree)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "b25f765d5c61061a40708bc6358e79d147c5941996b625e7969b952b31012fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25f765d5c61061a40708bc6358e79d147c5941996b625e7969b952b31012fc1", kill_on_drop: false }`
[INFO] [stdout] b25f765d5c61061a40708bc6358e79d147c5941996b625e7969b952b31012fc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e046738f3e92f07f721c3c7a58fa7fc714d39ab73ff566319585de2b7b49ae3
[INFO] running `Command { std: "docker" "start" "-a" "0e046738f3e92f07f721c3c7a58fa7fc714d39ab73ff566319585de2b7b49ae3", kill_on_drop: false }`
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:38
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |                                      ^ help: convert the identifier to snake case: `l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `R` should have a snake case name
[INFO] [stderr]   --> count-negative-numbers-in-a-sorted-matrix/src/main.rs:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn solve(l: usize, r: usize, L: usize, R: usize, grid: &Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |                                                ^ help: convert the identifier to snake case: `r`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof/src/main.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 21 |   #[inline]
[INFO] [stderr] 22 |   fn new(val: i32) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `head`
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:95:57
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn reverse_k_group(head: Option<Box<ListNode>>, k: i32) -> Option<Box<ListNode>> {
[INFO] [stderr]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> reverse-nodes-in-k-group/src/main.rs:84:6
[INFO] [stderr]    |
[INFO] [stderr] 82 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 83 |   #[inline]
[INFO] [stderr] 84 |   fn new(val: i32) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arr`
[INFO] [stderr]   --> minimum-cost-tree-from-leaf-values/src/main.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn mct_from_leaf_values(arr: Vec<i32>) -> i32 {
[INFO] [stderr]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `count-negative-numbers-in-a-sorted-matrix` (bin "count-negative-numbers-in-a-sorted-matrix" test) generated 2 warnings
[INFO] [stderr] warning: `lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof` (bin "lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof" test) generated 1 warning
[INFO] [stderr] warning: `reverse-nodes-in-k-group` (bin "reverse-nodes-in-k-group" test) generated 3 warnings
[INFO] [stderr] warning: `minimum-cost-tree-from-leaf-values` (bin "minimum-cost-tree-from-leaf-values" test) generated 1 warning
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> palindromic-substrings/src/main.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `palindromic-substrings` (bin "palindromic-substrings" test) generated 1 warning
[INFO] [stderr] warning: unexpected `cfg` condition name: `tes`
[INFO] [stderr]   --> best-time-to-buy-and-sell-stock-iii/src/main.rs:56:7
[INFO] [stderr]    |
[INFO] [stderr] 56 | #[cfg(tes)]
[INFO] [stderr]    |       ^^^ help: there is a config with a similar name: `test`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(tes)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `best-time-to-buy-and-sell-stock-iii` (bin "best-time-to-buy-and-sell-stock-iii" test) generated 1 warning
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> sort-an-array/src/main.rs:85:34
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn sort_array_shell_sort(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |                                  ----^^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `insert_group` is never used
[INFO] [stderr]   --> sort-an-array/src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 90 |     fn insert_group() {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sort-an-array` (bin "sort-an-array" test) generated 2 warnings (run `cargo fix --bin "sort-an-array" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/add_digits-4c05e0effce0823e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/add_two_numbers-d861d6cb6f80b515)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_add_two_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/airplane_seat_assignment_probability-128ca6f49b1858d0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/baseball_game-7127035679cb065e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::cal_points ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock-16c32d34a8691c31)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_ii-6279fe0a046995b3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_iii-917af61dfba4eea9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_iv-150b109c90628cf5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_max_profit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_with_cooldown-15f045aeb6fd12a8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/best_time_to_buy_and_sell_stock_with_transaction_fee-12ab10ce478f4257)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_search_tree_iterator-aaa30b3d900ac813)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_tree_inorder_traversal-d179f9e64e4d02ac)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_inorder_traversal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/construct_binary_tree_from_preorder_and_inorder_traversal-03f50612bc5991b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/count_negative_numbers_in_a_sorted_matrix-dca38c77a8f70e70)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_count_negatives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/count_square_submatrices_with_all_ones-1797f78ca98d03ca)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_count_squares ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/counting_bits-8f9ac27b9cc83643)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/daily_temperatures-6b99d311f450ce79)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/delete_operation_for_two_strings-1576f538d185888a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/divisor_game-8a7f09b6acf5e04a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/edit_distance-a7b3de8e3c2b0950)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_min_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/find_pivot_index-ff73c3bbf436b1d1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/game_of_life-769c21b71f5a268d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/generate_parentheses-b39bb09dd69c24e0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/house_robber-8a22723ebb6db84f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/house_robber_ii-1413cd4e30f913ea)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/how_many_numbers_are_smaller_than_the_current_number-2e9cdc4d0cd6f0ba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_smaller_numbers_than_current ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/increasing_subsequences-5a07a5f02eeebaf4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/is_subsequence-b15ae02f0d22da99)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ji_qi_ren_de_yun_dong_fan_wei_lcof-2780363e36a12277)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_moving_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_rectangle_in_histogram-1f67a57ce4cf0c8c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_largest_rectangle_area ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lian_biao_zhong_dao_shu_di_kge_jie_dian_lcof-62d93dbff73256b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_common_subsequence-2f9764287f3dc441)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_longest_common_subsequence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_increasing_subsequence-85bceab61d3aedde)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_substring_without_repeating_characters-1221655878b5b337)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_length_of_longest_substring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_valid_parentheses-b076457cc718dd4b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_longest_valid_parentheses ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_longest_valid_parentheses stdout ----
[INFO] [stdout] thread 'test::test_longest_valid_parentheses' panicked at longest-valid-parentheses/src/main.rs:150:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 4
[INFO] [stdout]  right: 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561ee6433fe5 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x561ee6433fe5 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561ee6433fe5 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x561ee6433fe5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x561ee645a7cb - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x561ee645a7cb - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x561ee64318cf - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x561ee6433dbe - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x561ee6433dbe - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x561ee6435729 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x561ee643547c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x561ee640673f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x561ee640673f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x561ee6435d2b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x561ee6435d2b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x561ee6435aa4 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x561ee64344a9 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x561ee64357d7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x561ee63ce823 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x561ee63ceb2e - core::panicking::assert_failed_inner::h5c44db15a6ee70ee
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x561ee63d04ee - core::panicking::assert_failed::h5de59ed9663151a7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x561ee63d2d75 - longest_valid_parentheses::test::test_longest_valid_parentheses::h96a9cb018c2d3c19
[INFO] [stdout]                                at /opt/rustwide/workdir/longest-valid-parentheses/src/main.rs:150:9
[INFO] [stdout]   22:     0x561ee63d2bb7 - longest_valid_parentheses::test::test_longest_valid_parentheses::{{closure}}::h1125821f77f392d6
[INFO] [stdout]                                at /opt/rustwide/workdir/longest-valid-parentheses/src/main.rs:147:40
[INFO] [stdout]   23:     0x561ee63cf866 - core::ops::function::FnOnce::call_once::h7848b7ed1f030ca0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x561ee640b05b - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x561ee640b05b - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x561ee640a721 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x561ee640a721 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x561ee640a721 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x561ee640a721 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x561ee640a721 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x561ee640a721 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x561ee640a721 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x561ee63d30f4 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x561ee63d30f4 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x561ee63d7bc2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x561ee63d7bc2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x561ee63d7bc2 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x561ee63d7bc2 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x561ee63d7bc2 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x561ee63d7bc2 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x561ee63d7bc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x561ee6439efb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x561ee6439efb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x561ee6439efb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7faa6284dac3 - <unknown>
[INFO] [stdout]   46:     0x7faa628dea04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_longest_valid_parentheses
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p longest-valid-parentheses --bin longest-valid-parentheses`
[INFO] running `Command { std: "docker" "inspect" "0e046738f3e92f07f721c3c7a58fa7fc714d39ab73ff566319585de2b7b49ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e046738f3e92f07f721c3c7a58fa7fc714d39ab73ff566319585de2b7b49ae3", kill_on_drop: false }`
[INFO] [stdout] 0e046738f3e92f07f721c3c7a58fa7fc714d39ab73ff566319585de2b7b49ae3
